Harper, B., & Critser, G. (2012). The skinny rules: The simple, nonnegotiable principles for getting to thin. Random House Audio.
Chicago Style (17th ed.) CitationHarper, Bob, and Greg Critser. The Skinny Rules: The Simple, Nonnegotiable Principles for Getting to Thin. [New York]: Random House Audio, 2012.
MLA (8th ed.) CitationHarper, Bob, and Greg Critser. The Skinny Rules: The Simple, Nonnegotiable Principles for Getting to Thin. Random House Audio, 2012.
Warning: These citations may not always be 100% accurate.